Rakuten price: ¥5,016. Brand new, unused. Bubble wrap packaging, free shipping. Latest version Bluetooth 5.4 Bluetooth earphones wireless noise canceling LED display 45H long playback HiFi heavy bass ENC call automatic pairing Type-C charging IPX7 waterproof lightweight single/both ears iPhone/Android compatible running 1020 2025 Latest version Bluetooth 5.4 & instant connection: Equipped with the latest Bluetooth version, which maximizes stable connection, high-speed communication, noise reduction, and energy saving, eliminating connection interruptions/sound skipping, and providing a rich listening experience with low-latency HiFi high-quality sound. 【ENC/PNC & Stress-free fit】 Equipped with ENC noise canceling technology, the microphone realizes clear calls by suppressing surrounding noise. The ergonomic design of the ear tips with high sound insulation and sealing also provides a PNC physical noise canceling effect. 【Immersive, high-fidelity HIFI sound quality】 Adopts a carefully selected 13mm driver unit. High-frequency reproduction capabilities are also firmly secured. In combination with a HiFi system that can faithfully reproduce recorded sound, it reproduces the powerful rhythm of basslines and drums, conveys the nuances of human voices and musical instruments truthfully, and vividly reproduces the fine details of music and high-pitched instruments. 【Ultra-long playback 45H & battery level display】 Adopts a Bluetooth 5.4 chip. Therefore, only one full charge allows for approximately 5.5 hours of continuous music playback, and the left and right earphones can be used separately, allowing for up to 45 hours of continuous use when combined with the charging case. Charging is completed quickly. Furthermore, it has a battery level display. 【IPX7 sweatproof & waterproof & touch sensor compatible】 IPX7 waterproof and splash-proof specifications with excellent impact resistance and heat resistance. It also supports hands-free calls and voice assistant activation. 【Package contents】 Earphones, ear tips (S/M/L), Japanese instruction manual